Ewell, Terry (updated 2018 Sep. 16). No. 11, Scene, Andante con moto. Six bars before A use D4-E4 trill fingering. Four measures before A use E4-F#4 trill fingering. Two bars before A use the following A4-B4 trill fingering.

D4-E4:
Eb
x tr o | o o o

E4-F#4:
Eb
x o x | x tr tr

A4-B4:
Eb
x x x | x tr o F
a c# Bb

Hodgkin, Klif? No. 11, Andante con moto, two measures before A (or 4 after 8) for the A4-B4 trill: